Question: 1. Consider a project that has been modeled as in Table 1. Table 1: Activities and Predecessors Activity Immediate Predecessors Duration Activity, predececor, duration A7

1. Consider a project that has been modeled as in Table 1.

Table 1: Activities and Predecessors Activity Immediate Predecessors Duration

Activity, predececor, duration

A7

BA6

CA3

D B,C 12

E B,C 14

F D,E 5

a. Suppose the standard deviations of the activity durations are A = 2, B =1,C =0,D =2,E =3,andF =0. Then please estimate the standard deviation of the overall projects standard deviation P .

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